The '''National Park Service''' ('''NPS''') is an List of United States federal agencies|agency
of the Federal government of the United States|United States federal government
that manages all List of areas in the United States National Park System|U.S. national parks
, many United States National Monument|American national monuments
, and other conservation and historical properties with various title designations.
It was created on August 25, 1916, by United States Congress|Congress
through the National Park Service Organic Act
and is an Government agency|agency
of the United States Department of the Interior
. The NPS is charged with a dual role of preserving the ecological and historical integrity of the places entrusted to its management while also making them available and accessible for public use and enjoyment.
, the NPS employs 21,651 employees who oversee List of the United States National Park...